markdown2html: Fix missing variables in IPythonRenderer.image

nbconvert/filters/markdown_mistune.py

@@ -220,14 +220,14 @@ def latex_environment(self, body, name):
     def image(self, alt, url, title=None):
         """Rendering a image with title and text.
 
-        :param src: source link of the image.
-        :param text: alt text of the image.
+        :param alt: alt text of the image.
+        :param url: source link of the image.
         :param title: title text of the image.
         """
         attachment_prefix = "attachment:"
 
-        if src.startswith(attachment_prefix):
-            name = src[len(attachment_prefix) :]
+        if url.startswith(attachment_prefix):
+            name = url[len(attachment_prefix) :]
 
             if name not in self.attachments:
                 raise InvalidNotebook(f"missing attachment: {name}")
@@ -242,13 +242,13 @@ def image(self, alt, url, title=None):
                 preferred_mime_type = list(attachment.keys())[0]
             mime_type = preferred_mime_type
             data = attachment[mime_type]
-            src = "data:" + mime_type + ";base64," + data
+            url = "data:" + mime_type + ";base64," + data
 
         elif self.embed_images:
-            base64_url = self._src_to_base64(src)
+            base64_url = self._src_to_base64(url)
 
             if base64_url is not None:
-                src = base64_url
+                url = base64_url
 
         return super().image(alt, url, title)